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[Launchpad Bug Tracker <1465390@xxxxxxxxxxxxxxxxxx>]

** Branch linked: lp:~tomasgroth/openlp/bugfixes22

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https://bugs.launchpad.net/bugs/1465390

Title:
  Traceback when going from blanked presentation to video

Status in OpenLP - Worship Presentation Software:
  Confirmed

Bug description:
  First reported on the forum: http://forums.openlp.org/discussion/2633
  /crash-moving-from-powerpoint-to-video-with-screen-blanked

  Confirmed with 2.1.5 on windows 8.1, vlc, though not reproduceable on
  all setups.

  Traceback when going from blanked (black) presentation to video:

  Traceback (most recent call last):
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\common\openlpmixin.py", line 58, in wrapped
      raise e
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\common\openlpmixin.py", line 54, in wrapped
      return func(*args, **kwargs)
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\ui\servicemanager.py", line 1462, in on_make_live
      self.make_live()
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\common\openlpmixin.py", line 58, in wrapped
      raise e
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\common\openlpmixin.py", line 54, in wrapped
      return func(*args, **kwargs)
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\ui\servicemanager.py", line 1478, in make_live
      self.live_controller.add_service_manager_item(self.service_items[item]['service_item'], child)
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\common\openlpmixin.py", line 58, in wrapped
      raise e
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\common\openlpmixin.py", line 54, in wrapped
      return func(*args, **kwargs)
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\ui\slidecontroller.py", line 808, in add_service_manager_item
      self._process_item(item, slide_num)
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\ui\slidecontroller.py", line 834, in _process_item
      self._reset_blank(self.service_item.is_capable(ItemCapabilities.ProvidesOwnDisplay))
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\ui\slidecontroller.py", line 1381, in _reset_blank
      self.on_blank_display(True)
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\common\openlpmixin.py", line 58, in wrapped
      raise e
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\common\openlpmixin.py", line 54, in wrapped
      return func(*args, **kwargs)
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\ui\slidecontroller.py", line 975, in on_blank_display
      self.blank_plugin()
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\common\openlpmixin.py", line 58, in wrapped
      raise e
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\common\openlpmixin.py", line 54, in wrapped
      return func(*args, **kwargs)
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\ui\slidecontroller.py", line 1032, in blank_plugin
      self.service_item.name.lower(), [self.service_item, self.is_live, hide_mode])
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\common\registry.py", line 137, in execute
      result = function(*args, **kwargs)
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\common\openlpmixin.py", line 58, in wrapped
      raise e
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\common\openlpmixin.py", line 54, in wrapped
      return func(*args, **kwargs)
    File "C:\Users\tgc\OpenLP\trunk\openlp\core\ui\media\mediacontroller.py", line 740, in media_blank
      if self.current_media_players[self.live_controller.controller_type].state == MediaState.Playing:
  KeyError: 0

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